Does vitamin D supplementation benefit, harm, or have no effects on pregnant women or their babies?

The hundreds of reviews from the Cochrane Pregnancy and Childbirth Group include several of vitamin supplementation during pregnancy. One of these looks at Vitamin D and its third update was published in July 2024. We asked one of the authors, Lia Kostiuk, a board-certified Preventive Medicine physician in the USA to tell us about the latest findings in this podcast.